资料来源 : Webster's Revised Unabridged Dictionary (1913)

Crumble \Crum"ble\ (kr?m"b'l), v. t. [imp. & p. p. {Crumbled}
   (-b'ld); p. pr. & vb. n. {Crumbling} (-bl?ng).] [Dim. of
   crumb, v. t., akin to D. krimelen G. kr?meln.]
   To break into small pieces; to cause to fall in pieces.

         He with his bare wand can unthread thy joints, And
         crumble all thy sinews.                  --Milton.

资料来源 : WordNet®

crumbled
     adj : broken into small fragments; "crumbled cookies" [syn: {fragmented}]